7.—(1) Every employer shall take such steps as are adequate to ensure, so far as is reasonably practicable, that his employees do not eat, drink or smoke in any place which is, or is liable to be, contaminated by lead.
(2) An employee shall not eat, drink or smoke in any place which he has reason to believe to be contaminated by lead.
(3) Nothing in this regulation shall prevent the provision and use of drinking facilities in a place which is liable to be contaminated by lead provided such facilities are not liable to be contaminated by lead and where they are required for the welfare of employees who are exposed to lead.